From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-0.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 62FA2C28D1F for ; Tue, 19 Jun 2018 21:20:21 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 1C62820652 for ; Tue, 19 Jun 2018 21:20:21 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 1C62820652 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=bootlin.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757409AbeFSVUU (ORCPT ); Tue, 19 Jun 2018 17:20:20 -0400 Received: from mail.bootlin.com ([62.4.15.54]:60666 "EHLO mail.bootlin.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757348AbeFSVTe (ORCPT ); Tue, 19 Jun 2018 17:19:34 -0400 Received: by mail.bootlin.com (Postfix, from userid 110) id 5155E20DCC; Tue, 19 Jun 2018 23:19:32 +0200 (CEST) Received: from localhost (unknown [88.191.26.124]) by mail.bootlin.com (Postfix) with ESMTPSA id 2B2C0203B0; Tue, 19 Jun 2018 23:19:32 +0200 (CEST) From: Alexandre Belloni To: Daniel Lezcano Cc: Thomas Gleixner , Nicolas Ferre , Alexander Dahl , Sebastian Andrzej Siewior , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Alexandre Belloni Subject: [PATCH v5 6/6] ARM: configs: at91: unselect PIT Date: Tue, 19 Jun 2018 23:19:29 +0200 Message-Id: <20180619211929.22908-7-alexandre.belloni@bootlin.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20180619211929.22908-1-alexandre.belloni@bootlin.com> References: <20180619211929.22908-1-alexandre.belloni@bootlin.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The PIT is not required anymore to successfully boot and may actually harm in case preempt-rt is used because the PIT interrupt is shared. Disable it so the TCB clocksource is used. Signed-off-by: Alexandre Belloni --- arch/arm/configs/at91_dt_defconfig | 1 + arch/arm/configs/sama5_defconfig | 1 + 2 files changed, 2 insertions(+) diff --git a/arch/arm/configs/at91_dt_defconfig b/arch/arm/configs/at91_dt_defconfig index 09f262e59fef..f4b253bd05ed 100644 --- a/arch/arm/configs/at91_dt_defconfig +++ b/arch/arm/configs/at91_dt_defconfig @@ -19,6 +19,7 @@ CONFIG_ARCH_MULTI_V5=y CONFIG_ARCH_AT91=y CONFIG_SOC_AT91RM9200=y CONFIG_SOC_AT91SAM9=y +# CONFIG_ATMEL_CLOCKSOURCE_PIT is not set CONFIG_AEABI=y CONFIG_UACCESS_WITH_MEMCPY=y CONFIG_ZBOOT_ROM_TEXT=0x0 diff --git a/arch/arm/configs/sama5_defconfig b/arch/arm/configs/sama5_defconfig index f2bbc6339ca6..be92871ab155 100644 --- a/arch/arm/configs/sama5_defconfig +++ b/arch/arm/configs/sama5_defconfig @@ -20,6 +20,7 @@ CONFIG_ARCH_AT91=y CONFIG_SOC_SAMA5D2=y CONFIG_SOC_SAMA5D3=y CONFIG_SOC_SAMA5D4=y +# CONFIG_ATMEL_CLOCKSOURCE_PIT is not set CONFIG_AEABI=y CONFIG_UACCESS_WITH_MEMCPY=y CONFIG_ZBOOT_ROM_TEXT=0x0 -- 2.17.1